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lemma proved term proof

planck_time_inner_nonneg

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formal statement (Lean)

 166lemma planck_time_inner_nonneg : 0 ≤ hbar_codata * G_codata / c_codata ^ 5 :=

proof body

Term-mode proof.

 167  le_of_lt (div_pos (mul_pos hbar_codata_pos G_codata_pos) (pow_pos c_codata_pos 5))
 168
 169/-- **Theorem**: τ₀ = t_P / √π
 170
 171This relation shows τ₀ is the Planck time divided by √π. -/

depends on (10)

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